.nav{
	width: 100%;
	height:8rem;
	background:#212121;
	z-index:10;
	border-top-left-radius:5px;
	border-top-right-radius:5px;
	position:fixed;
	top:0;
}

.s3txt{
	font-size:30px;
	margin-left:-400px;
}

.s2txt{
	font-size:30px;
	margin-left:-150px;
	margin-top:50px;
}

.s4txt{
	font-size:30px;
	margin-top:400px;
}

.s5txt{
	font-size:30px;
	margin-top:300px;
	margin-left: -100px;
}

.innav{
	width:180px;
	height: 100px;
	background:#ff3333;
	position:absolute;
	top:50px;
	left:150px;
	z-index:20;
	border-radius:6px;
	line-height:100px;
}
.innav img{
	width: 80px;
	height: 50px;
	vertical-align:middle;
	margin-left: 50px;
}

.navtxt ul li{
	color:white;
	list-style:none;
	float:left;
	margin-left:130px;
	font-size:18px;
	font-family:华文细黑;
	margin-top:40px;
	padding-bottom:10px;
	cursor:pointer;
}

.navtxt  ul{
	width: 1500px;
	height: 200px;
	margin-left:350px;
}

.navtxt ul li:hover{
	border-bottom:3px solid red;
}

.nav > img{
	z-index:30;
	position:absolute;
	width:40px;
	right:200px;
	top:30px;
}
#joinimg img{
	z-index:90;
	position:absolute;
	width:40px;
	right:200px;
	top:30px;
}
#joinimg span{
	z-index:100;
	font-size:15px;
	position:absolute;
	top:40px;
	right:90px;
	margin-right:10px;
}
#joinimg{
	display:none;
}
#joinimg a{
	color:white;
}

